—Listen! There is a knock on the door．Who _____ it be?—It must be Jack．Just now I sent for him．
#87583
A
shall
B
can
C
must
D
might
推荐题目
—Catherine, I have cleaned the room for you.—Thanks. You _________it. I could manage it myself.
#89249
A
needn’t do
B
needn’t have done
C
mustn’t do
D
shouldn’t have done
____ tennis every day ?
#89779
A
Did you used to playing
B
Did you use to play
C
Use you to play
D
Used you play
—She joined a football team last fall and was recently made captain. —Never _____ she'd ever have that much energy.
#89491
A
I had thought
B
I would have thought
C
could I have thought
D
will I have thought
How ______ you say that you really understand the whole story if you have covered only part of the article ?
#89269
A
can
B
must
C
need
D
may